matiex | df91447ed007ba1a6b2a3e5044308148057b8f3b0f5b2a1924cba385465b0400

General

Target

55bb2cff10f762602d4fc547746b74fd.exe
Size

576KB
MD5

55bb2cff10f762602d4fc547746b74fd
SHA1

53f34a1209ada980185fede8b5b68bd9a3bb7af3
SHA256

df91447ed007ba1a6b2a3e5044308148057b8f3b0f5b2a1924cba385465b0400
SHA512

daa333192cc35fbcca5154980cc14f6d8771341e9e719d6063ada119c94232af2f7474bb1b1a828a10b950318370cab3ab23a7333ee805ead640f4ba1ebec014
SSDEEP

12288:aCe8LxGQ7MRSRAsDYeQBWlWc4b70eU06zTwjZ++R5Mi6/ZVgCp0TLAXZo:aN88Q7aQjDYLWlhW7JUyZ++R5PyZ5pc5

Score

10^/10

matiex collection keylogger spyware stealer

Malware Config

Extracted

Family

matiex

Credentials

Protocol: smtp
Host:
srvc13.turhost.com
Port:
587
Username:
[email protected]
Password:
italik2015

Signatures

Matiex
Matiex is a keylogger and infostealer first seen in July 2020.
stealer keylogger matiex

Matiex Main payload 2 IoCs

resource	yara_rule
behavioral1/memory/1608-60-0x0000000000490000-0x0000000000502000-memory.dmp	family_matiex
behavioral1/memory/1608-61-0x0000000000400000-0x0000000000482000-memory.dmp	family_matiex

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	55bb2cff10f762602d4fc547746b74fd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	55bb2cff10f762602d4fc547746b74fd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	55bb2cff10f762602d4fc547746b74fd.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	checkip.dyndns.org
7	freegeoip.app
8	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1884 set thread context of 1608	1884	55bb2cff10f762602d4fc547746b74fd.exe	29

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1560	1608	WerFault.exe	29

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1756	schtasks.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	55bb2cff10f762602d4fc547746b74fd.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	55bb2cff10f762602d4fc547746b74fd.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1884	55bb2cff10f762602d4fc547746b74fd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1608	55bb2cff10f762602d4fc547746b74fd.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 1696	1884	55bb2cff10f762602d4fc547746b74fd.exe	28
PID 1884 wrote to memory of 1696	1884	55bb2cff10f762602d4fc547746b74fd.exe	28
PID 1884 wrote to memory of 1696	1884	55bb2cff10f762602d4fc547746b74fd.exe	28
PID 1884 wrote to memory of 1696	1884	55bb2cff10f762602d4fc547746b74fd.exe	28
PID 1884 wrote to memory of 1608	1884	55bb2cff10f762602d4fc547746b74fd.exe	29
PID 1884 wrote to memory of 1608	1884	55bb2cff10f762602d4fc547746b74fd.exe	29
PID 1884 wrote to memory of 1608	1884	55bb2cff10f762602d4fc547746b74fd.exe	29
PID 1884 wrote to memory of 1608	1884	55bb2cff10f762602d4fc547746b74fd.exe	29
PID 1884 wrote to memory of 1608	1884	55bb2cff10f762602d4fc547746b74fd.exe	29
PID 1696 wrote to memory of 1756	1696	cmd.exe	30
PID 1696 wrote to memory of 1756	1696	cmd.exe	30
PID 1696 wrote to memory of 1756	1696	cmd.exe	30
PID 1696 wrote to memory of 1756	1696	cmd.exe	30
PID 1608 wrote to memory of 1560	1608	55bb2cff10f762602d4fc547746b74fd.exe	32
PID 1608 wrote to memory of 1560	1608	55bb2cff10f762602d4fc547746b74fd.exe	32
PID 1608 wrote to memory of 1560	1608	55bb2cff10f762602d4fc547746b74fd.exe	32
PID 1608 wrote to memory of 1560	1608	55bb2cff10f762602d4fc547746b74fd.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	55bb2cff10f762602d4fc547746b74fd.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	55bb2cff10f762602d4fc547746b74fd.exe

C:\Users\Admin\AppData\Local\Temp\55bb2cff10f762602d4fc547746b74fd.exe
"C:\Users\Admin\AppData\Local\Temp\55bb2cff10f762602d4fc547746b74fd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\cmd.exe
  cmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1696
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"
    3⤵
    - Creates scheduled task(s)
    PID:1756
- C:\Users\Admin\AppData\Local\Temp\55bb2cff10f762602d4fc547746b74fd.exe
  "C:\Users\Admin\AppData\Local\Temp\55bb2cff10f762602d4fc547746b74fd.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Modifies system certificate store
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:1608
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1608 -s 1644
    3⤵
    - Program crash
    PID:1560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Install Root Certificate

Modify Registry

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml

Filesize
1KB

MD5
64874be9f369ac711ed7544324818c9f

SHA1
6a28869bb2496b85316e729fff9f1ad47d86a3c3

SHA256
7e044c703725ec8c9d3d3aa2dd7fbadb79fc1d4548f87e4acf1ea5e5db94fb85

SHA512
4fdc481e33554babcd1ef18894876415b37b9f6c57c54015a71414b100574a06ac569e42f9d45e58561f53f0f09a4eb022ea8a884beed10f5f3d145f8579e44b

Download Submit
memory/1608-57-0x0000000075201000-0x0000000075203000-memory.dmp

Filesize
8KB

Download
memory/1608-60-0x0000000000490000-0x0000000000502000-memory.dmp

Filesize
456KB

Download
memory/1608-61-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1884-58-0x000000000024A000-0x0000000000250000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads